About: http://webisa.webdatacommons.org/456357083

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Known types include Unix, Win32, Mac, VMS, and OS2, i.e. anything for which there is a subclass of File::Spec.
http://www.w3.org/ns/prov#wasQuotedFrom	metacpan.org